Seiko Cal. 7172 - 517

Released in 1971, the Cal. 7172 with design code 517 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-9ee50dc4620b]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1971

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